A method for controlling a mobile terminal, and which includes executing, via a controller on the mobile terminal, an e-mail function; displaying, via a display on the mobile terminal, a e-mail account list including at least first and second e-mail accounts, in which the first e-mail account uses a first e-mail service for processing e-mails and the second e-mail account uses a second e-mail service for processing e-mails that is different than the first e-mail account service; providing, via the controller, an e-mail service of the selected first e-mail account, when the first e-mail account on the e-mail account list is selected; receiving, via an input unit, an account changing request for changing from the first e-mail account to the second e-mail account while information within the first e-mail account is currently being displayed; changing, via the controller, from the first e-mail account to the second e-mail account according to the account changing request; and providing, via the controller, the second e-mail service for the second e-mail account.